﻿using SQLRunnerLib.VersionCheck;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using System.IO;
namespace SQLUnitTests
{
    
    
    /// <summary>
    ///This is a test class for SQLRunnerVersionTest and is intended
    ///to contain all SQLRunnerVersionTest Unit Tests
    ///</summary>
    [TestClass()]
    public class SQLRunnerVersionTest
        :TestBase
    {

        private TestContext testContextInstance;

        /// <summary>
        ///Gets or sets the test context which provides
        ///information about and functionality for the current test run.
        ///</summary>
        public TestContext TestContext
        {
            get { return testContextInstance; }
            set { testContextInstance = value; }
        }

        #region Additional test attributes
        // 
        //You can use the following additional attributes as you write your tests:
        //
        //Use ClassInitialize to run code before running the first test in the class
        //[ClassInitialize()]
        //public static void MyClassInitialize(TestContext testContext)
        //{
        //}
        //
        //Use ClassCleanup to run code after all tests in a class have run
        //[ClassCleanup()]
        //public static void MyClassCleanup()
        //{
        //}
        //
        //Use TestInitialize to run code before running each test
        //[TestInitialize()]
        //public void MyTestInitialize()
        //{
        //}
        //
        //Use TestCleanup to run code after each test has run
        //[TestCleanup()]
        //public void MyTestCleanup()
        //{
        //}
        //
        #endregion


        /// <summary>
        ///A test for Serialize
        ///</summary>
        [TestMethod]
        public void SerializeTest()
        {
            string fileName = @"C:\Version.xml";
            try
            {
                SQLRunnerVersion version = new SQLRunnerVersion() { Version=new AppVersion() };
                version.Serialize(fileName);
                SQLRunnerVersion deserializedVersion = SQLRunnerVersion.Deserialize(fileName);
                Assert.IsTrue(deserializedVersion.Version.CompareTo(version.Version) == 0);
            }
            finally
            {
                // Cleanup
                File.Delete(fileName);
            }
        }

        [TestMethod]
        public void CheckIsHigherVersion()
        {
            string fileName = @"C:\Version.xml";
            try
            {
                SQLRunnerVersion version = new SQLRunnerVersion() { Version = new AppVersion() };
                version.Serialize(fileName);
                SQLRunnerVersion deserializedVersion = SQLRunnerVersion.Deserialize(fileName);
                deserializedVersion.Version.Minor++;
                Assert.IsTrue(deserializedVersion.Version.CompareTo(version.Version) > 0);
            }
            finally
            {
                // Cleanup
                File.Delete(fileName);
            }
        }

        [TestMethod]
        public void CheckIsLowerVersion()
        {
            string fileName = @"C:\Version.xml";
            try
            {
                SQLRunnerVersion version = new SQLRunnerVersion() { Version = new AppVersion() };
                version.Serialize(fileName);
                version.Version.Revision++;
                SQLRunnerVersion deserializedVersion = SQLRunnerVersion.Deserialize(fileName);
                Assert.IsTrue(deserializedVersion.Version.CompareTo(version.Version) < 0);
            }
            finally
            {
                // Cleanup
                File.Delete(fileName);
            }
        }

    }
}
